GB2074807B - Mti radar processor - Google Patents

Mti radar processor

Info

Publication number
GB2074807B
GB2074807B GB811005A GB8111005A GB2074807B GB 2074807 B GB2074807 B GB 2074807B GB 811005 A GB811005 A GB 811005A GB 8111005 A GB8111005 A GB 8111005A GB 2074807 B GB2074807 B GB 2074807B
Authority
GB
United Kingdom
Prior art keywords
radar processor
mti radar
mti
processor
radar
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB811005A
Other languages
English (en)
Other versions
GB2074807A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Co
Original Assignee
Raytheon Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Raytheon Co filed Critical Raytheon Co
Publication of GB2074807A publication Critical patent/GB2074807A/en
Application granted granted Critical
Publication of GB2074807B publication Critical patent/GB2074807B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • G01S13/526—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • G01S13/5248—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi combining a coherent MTI processor with a zero Doppler processing channel and a clutter mapped memory, e.g. MTD (Moving target detector)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • G01S13/53—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar
    • G01S13/532—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar using a bank of range gates or a memory matrix

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB811005A 1980-04-25 1981-04-08 Mti radar processor Expired GB2074807B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14356980A 1980-04-25 1980-04-25

Publications (2)

Publication Number Publication Date
GB2074807A GB2074807A (en) 1981-11-04
GB2074807B true GB2074807B (en) 1984-06-20

Family

ID=22504630

Family Applications (1)

Application Number Title Priority Date Filing Date
GB811005A Expired GB2074807B (en) 1980-04-25 1981-04-08 Mti radar processor

Country Status (8)

Country Link
JP (1) JPS56168576A (it)
AU (1) AU544117B2 (it)
CA (1) CA1183249A (it)
DE (1) DE3116390C2 (it)
FR (1) FR2481464B1 (it)
GB (1) GB2074807B (it)
IT (1) IT1142410B (it)
NL (1) NL188966C (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1168614B (it) * 1983-07-15 1987-05-20 Selenia Ind Elettroniche Elaboratore digitale a mtd per radar di ricerca con banco di filtri doppler e sistema di soglie entrambi selezionabili in dipendenza del disturbo
GB2175767B (en) * 1985-05-28 1989-07-26 Standard Telephones Cables Ltd Radar systems.
DE3526632A1 (de) * 1985-07-25 1987-02-05 Krauss Maffei Ag Verfahren und vorrichtung zum herstellen eines spritzgiessteils
FI76889C (fi) * 1987-02-17 1988-12-12 Kone Oy Foerfarande foer val av funktionssaett vid en anordning som anvaends foer raekning av objekt inom ett visst omraode.
FR2628845B1 (fr) * 1988-03-18 1990-11-16 Thomson Csf Dispositif d'elimination du fouillis mobile dans un radar
US6870502B1 (en) 2003-08-29 2005-03-22 Raytheon Company Advanced asynchronous pulse detector
EP1759224B1 (en) 2004-06-24 2011-08-03 BAE Systems PLC Improvements relating to velocity extraction

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3109171A (en) * 1961-02-06 1963-10-29 George L Henry Three-pulse canceller for coherent mti systems
US3404399A (en) * 1966-04-22 1968-10-01 Hughes Aircraft Co Digital clutter rejection system
FR94959E (fr) * 1967-12-20 1970-02-27 Csf Dispositif de filtrage des échos dans les dispositifs de détection électromagnétique a balayage discontinu.
US3721978A (en) * 1968-11-19 1973-03-20 Motorola Inc Adaptive radar clutter rejection
FR2044605A5 (it) * 1969-05-28 1971-02-19 Labo Cent Telecommunicat
US3962704A (en) * 1974-05-31 1976-06-08 Hughes Aircraft Company Moving target indicator clutter tracker
GB1545849A (en) * 1975-04-03 1979-05-16 Nippon Electric Co Moving target indication radar
US4153899A (en) * 1976-03-10 1979-05-08 Westinghouse Electric Corp. MTI radar system and method
US4117538A (en) * 1977-05-04 1978-09-26 Raytheon Company Radar system with specialized weighting

Also Published As

Publication number Publication date
DE3116390A1 (de) 1982-06-03
FR2481464B1 (fr) 1986-04-04
JPH0341796B2 (it) 1991-06-25
AU6931481A (en) 1981-10-29
GB2074807A (en) 1981-11-04
CA1183249A (en) 1985-02-26
NL8102044A (nl) 1981-11-16
DE3116390C2 (de) 1994-06-16
NL188966C (nl) 1992-11-16
IT1142410B (it) 1986-10-08
NL188966B (nl) 1992-06-16
FR2481464A1 (fr) 1981-10-30
AU544117B2 (en) 1985-05-16
IT8148325A0 (it) 1981-04-22
JPS56168576A (en) 1981-12-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000408